Loss of video signal synchronization

What is DISP-SYNC-LOSS?

The DISP-SYNC-LOSS error is categorized as a high-severity graphics card (GPU) issue that can significantly impact your PC's stability. The image goes black for a second and pops up again, the connection with the monitor is lost. When experiencing the Loss of video signal synchronization fault, users often report sudden system crashes, unresponsive behavior, or a blue screen of death (BSOD). In most diagnostic scenarios, this problem is directly triggered by underlying hardware or software complications such as high temperatures, wear of memory chips, faulty driver and poor quality video cable. To permanently resolve the DISP-SYNC-LOSS issue and prevent further system degradation, it is highly recommended to follow our step-by-step troubleshooting guide below, ensuring your graphics card (GPU) components are functioning correctly.

Common Causes

• High temperatures
• Wear of memory chips
• Faulty driver
• Poor quality video cable

Step-by-Step Fix Guide

• 1
  Install the older stable driver using DDU

  Applying the first fix (Install the older stable driver using DDU) addresses the most common root cause of DISP-SYNC-LOSS and restores baseline functionality.

• 2
  Replace the cable with a certified

  If the problem persists, proceeding with the remaining steps ensures all edge cases related to gpu instability are covered.

• 3
  Underclock the memory in MSI Afterburner

Commands & Diagnostics